import java.util.Scanner;
public class Example7_6 {
	public static void main (String args[ ]) {
		int [] score={-120,98,89,120,99};
		int sum=0;
		for(int number:score) {
			assert number>0:"负数不能是成绩";
			sum=sum+number;
		} 
		System.out.println("总成绩:"+sum);    
	}
}
